<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.10/vue.js"></script>
    <title>p56组件切换一</title>
</head>
<body>
    <div id="app">
        <a href="" @click.prevent="flag=true">登录</a>
        <a href="" @click.prevent="flag=false">注册</a>
        <login v-if="flag"></login>
        <register v-else></register>
    </div>
    <script>
        Vue.component("login",{
            template:"<h3>登录组件</h3>"
        })
        Vue.component("register",{
            template:"<h3>注册组件</h3>"
        })
        var vm=new Vue({
            el:"#app",
            methods:{},
            data:{
                flag:true
            },
            directives:{},
            filters:{},
            components:{}
        })
    </script>
</body>
</html>